Clinical Trials of Vaccines and Drugs Flashcards

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1
Q

Clinical trials are carried out to establish the

A

safety and effectiveness of drugs/vaccines before being licensed.

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2
Q

Clinical trials must be

A

Randomised, Double-blind and Placebo-controlled

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3
Q

A randomised trials helps to

A

reduce bias (because subjects are divided in a randomised way)

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4
Q

A double-blind trial prevents bias interpretation of results because

A

neither the subject nor the researcher knows which group they are in

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5
Q

A placebo-controlled trial allows valid comparisons of results because

A

one group receive the vaccine/drug while the second group receive a placebo

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6
Q

Clinical trials must have suitable group sizes to help

A

reduce experimental error and compare statistical differences

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